lkml.org 
[lkml]   [2018]   [Aug]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v2 14/32] selftests/ftrace: Improve kretprobe testcase to check log data
    Date
    Improve kretprobe testcase to check the log data correctness
    and ensure the event definition is corrctly including
    argument definition.

    Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
    ---
    .../ftrace/test.d/kprobe/kretprobe_args.tc | 7 ++++++-
    1 file changed, 6 insertions(+), 1 deletion(-)

    diff --git a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
    index 4c6b21e30b02..ac9ab4a12e53 100644
    --- a/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
    +++ b/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc
    @@ -4,11 +4,16 @@

    [ -f kprobe_events ] || exit_unsupported # this is configurable

    +# Add new kretprobe event
    echo 'r:testprobe2 _do_fork $retval' > kprobe_events
    -grep testprobe2 kprobe_events
    +grep testprobe2 kprobe_events | grep -q 'arg1=\$retval'
    test -d events/kprobes/testprobe2
    +
    echo 1 > events/kprobes/testprobe2/enable
    ( echo "forked")
    +
    +cat trace | grep testprobe2 | grep -q '<- _do_fork'
    +
    echo 0 > events/kprobes/testprobe2/enable
    echo '-:testprobe2' >> kprobe_events
    clear_trace
    \
     
     \ /
      Last update: 2018-08-16 18:37    [W:3.525 / U:0.056 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site